Calan
Formulated to alleviate anginal pain and high blood pressure, indicated to mitigate excessive cardiac workload and stabilize heart rhythm.
Strengths: 40 · 80 · 120 · 240mg
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Medicine details
- Alternative names
Cordilox; Securon
- Therapeutic class
Calcium Channel Blocker
- Pharmacological class
Phenylalkylamine Calcium Channel Blocker
- Known off-label uses
cluster headache
- Precautions and warnings
inform your doctor before any planned surgery; may cause or worsen constipation
- Minor side effects
constipation; dizziness; nausea
- Moderate side effects
peripheral oedema; flushing; hypotension
- Dosage forms
Film-coated tablet
- Administration route
Oral use
- Prescription status
POM
- Manufacturer
Pfizer
- Onset Time
1–2 hours
- Duration
6–8 hours
- Storage instructions
Store below 25°C, keep the container tightly closed.
- Drug interactions
grapefruit; digoxin; beta-blockers
- Age restrictions
Dosage adaptation may be required for elderly patients.
Contraindications
hypersensitivity to verapamil; severe left ventricular dysfunction; cardiogenic shock; sick sinus syndrome
Serious side effects
atrial fibrillation — requires immediate medical attention; liver function abnormalities — requires immediate medical attention
Patient summary
Formulated to alleviate anginal pain and high blood pressure, indicated to mitigate excessive cardiac workload and stabilize heart rhythm.
Mechanism of action
This medication functions by inhibiting the movement of calcium ions into heart and smooth muscle cells. This action causes relaxation of arterial blood vessels and reduces the contractility of the heart, effectively lowering blood pressure and improving oxygen supply to the heart.
Pregnancy and breastfeeding
Pregnancy: Consult a specialist before use. Breastfeeding: Verapamil is present in human milk; discuss usage with a physician.
Calan
Formulated to alleviate anginal pain and high blood pressure, indicated to mitigate excessive cardiac workload and stabilize heart rhythm.
Editorial Notes
- Active ingredient(s): Verapamil
- Listed indication(s): Hypertension, Angina Pectoris, Supraventricular Tachycardia
Usually available as
- 360 tablets - 40 mg32-40-mg-2300
- 360 tablets - 80 mg32-80-mg-2306
- 90 tablets - 240 mg32-240-mg-2312